CVE-2026-126148

critical

Description

A improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6 may allow an unauthenticated attacker to execute unauthorized code or commands via crafted HA join-request packets.

References

https://fortiguard.fortinet.com/psirt/FG-IR-26-200

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-123820

Details

Source: Mitre, NVD

Published: 2026-11-11

Updated: 2026-11-14

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.02445